<template>
  <div>
    <!--面包屑导航-->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>

    <!--卡片-->
    <el-card class="box-card">
      <!--栅格布局-->
      <el-row :gutter="20">
        <el-col :span="9">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getUserList">
            <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="3">
          <el-button type="primary" @click="dialogVisible=true">添加用户</el-button>
        </el-col>
      </el-row>
      <!--表格-->
      <el-table :data="userList" style="width: 100%" :stripe="true" border>
        <el-table-column type="index"></el-table-column>
        <el-table-column prop="username" label="姓名"></el-table-column>
        <el-table-column prop="email" label="邮箱"></el-table-column>
        <el-table-column prop="mobile" label="电话"></el-table-column>
        <el-table-column prop="role_name" label="角色"></el-table-column>
        <el-table-column label="状态">
          <!-- 作用域插槽的使用 -->
          <template slot-scope="scope">
            <!-- <el-switch v-model="scope.row['mg_state']" ></el-switch> -->
            <el-switch v-model="scope.row.mg_state" @change="changedState(scope.row)"></el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="180px">
          <template slot-scope="scope">
            <el-button
              type="primary"
              icon="el-icon-edit"
              size="mini"
              @click="showEditDialog(scope.row)"
            ></el-button>
            <el-button
              type="danger"
              icon="el-icon-delete"
              size="mini"
              @click="removeUserById(scope.row.id)"
            ></el-button>
            <el-tooltip
              class="item"
              effect="dark"
              content="分配角色"
              placement="top-start"
              :enterable="false"
            >
              <el-button
                type="warning"
                icon="el-icon-setting"
                size="mini"
                @click="setRolesForm(scope.row)"
              ></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 2, 4, 6]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      ></el-pagination>
    </el-card>

    <!-- 新增用户对话框 -->
    <el-dialog title="添加角色" :visible.sync="dialogVisible" width="50%" @close="addDialogLClosed">
      <!-- 主体区域 -->
      <el-form :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="70px">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机号" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <!-- 底部区域 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="dialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>

    <!-- 修改用户对话框 -->
    <el-dialog
      title="修改用户信息"
      :visible.sync="editdialogVisible"
      width="50%"
      @close="closeEditDialog"
    >
      <!-- 主体区域 -->
      <el-form :model="editForm" :rules="editFormRules" ref="editFormRef" label-width="70px">
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机号" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <!-- 底部区域 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="editdialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUserInfo">确 定</el-button>
      </span>
    </el-dialog>

    <!-- 分配角色对话框 -->
    <el-dialog title :visible.sync="setRoleDialogVisible" width="width" @close="roleDialogClosed">
      <div>
        <p>当前的用户：{{userInfo.username}}</p>
        <p>当前的角色：{{userInfo.role_name}}</p>
        <p>
          分配新角色：
          <el-select 
          v-model="selectRoleId" 
          placeholder="请选择">
            <el-option
              v-for="item in roleList"
              :key="item.id"
              :label="item.roleName"
              :value="item.id">
            </el-option>
          </el-select>
        </p>
      </div>
      <div slot="footer">
        <el-button @click="setRoleDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="getRoleName">确 定</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
export default {
  data() {
    // 校验邮箱的规则
    var checkEmail = (rule, value, cb) => {
      const regEmail = /^[A-Za-z\d]+([-_.][A-Za-z\d]+)*@([A-Za-z\d]+[-.])+[A-Za-z\d]{2,4}$/;
      if (regEmail.test(value)) {
        return cb();
      } else {
        cb(new Error("请输入合法的邮箱"));
      }
    };
    // 校验手机的规则
    var checkMobile = (rule, value, cb) => {
      const regMobile = /^[1][3,4,5,7,8][0-9]{9}$/;
      if (regMobile.test(value)) {
        return cb();
      } else {
        cb(new Error("请输入合法的手机号"));
      }
    };
    return {
      userList: [],
      queryInfo: {
        query: "",
        pagenum: 1,
        pagesize: 2
      },
      total: 0,
      dialogVisible: false,
      addForm: {
        username: "",
        password: "",
        email: "",
        mobile: ""
      },
      addFormRules: {
        username: [
          { required: true, message: "请输入用户名", trigger: "blur" },
          { min: 3, max: 6, message: "请输入3~6位的用户名", trigger: "blur" }
        ],
        password: [
          { required: true, message: "请输入密码", trigger: "blur" },
          { min: 6, max: 10, message: "请输入6~10位的密码", trigger: "blur" }
        ],
        email: [
          { required: true, message: "请输入邮箱", trigger: "blur" },
          { validator: checkEmail, trigger: "blur" }
        ],
        mobile: [
          { required: true, message: "请输入手机号", trigger: "blur" },
          { validator: checkMobile, trigger: "blur" }
        ]
      },
      editdialogVisible: false,
      editForm: {
        username: "",
        email: "",
        mobile: ""
      },
      editFormRules: {
        email: [
          { required: true, message: "请输入邮箱", trigger: "blur" },
          { validator: checkEmail, trigger: "blur" }
        ],
        mobile: [
          { required: true, message: "请输入手机号", trigger: "blur" },
          { validator: checkMobile, trigger: "blur" }
        ]
      },
      setRoleDialogVisible: false,
      userInfo: {},
      roleList: [],
      selectRoleId:'',
    };
  },
  mounted() {
    this.getUserList();
  },
  methods: {
    async getUserList() {
      const { data: res } = await this.$http.get("users", {
        params: this.queryInfo
      });
      // console.log(res);
      if (res.meta.status != 200)
        return this.$message.error("获取用户数据失败");
      this.queryInfo.pagenum = res.data.pagenum;
      this.total = res.data.total;
      this.userList = res.data.users;
    },
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize;
      this.getUserList();
    },
    handleCurrentChange(newNum) {
      this.queryInfo.pagenum = newNum;
      this.getUserList();
    },
    async changedState(userinfo) {
      const { data: res } = await this.$http.put(
        `users/${userinfo.id}/state/${userinfo.mg_state}`
      );
      if (res.meta.status != 200) {
        userinfo.mg_state != userinfo.mg_state;
        return this.$message.error("用户数据更新失败");
      }
      return this.$message.success("更新用户数据成功");
    },
    addDialogLClosed() {
      this.$refs.addFormRef.resetFields();
    },
    addUser() {
      this.$refs.addFormRef.validate(async valid => {
        if (valid) {
          const { data: res } = await this.$http.post("users", this.addForm);
          if (res.meta.status != 201) {
            this.$message.error("添加用户失败");
          }
          this.$message.success("添加用户成功");
          this.dialogVisible = false;
          this.getUserList();
        }
      });
    },
    showEditDialog(userinfo) {
      console.log(userinfo);
      this.editdialogVisible = true;
      this.editForm.id = userinfo.id;
      this.editForm.username = userinfo.username;
      this.editForm.email = userinfo.email;
      this.editForm.mobile = userinfo.mobile;
    },
    closeEditDialog() {
      this.$refs.editFormRef.resetFields();
    },
    editUserInfo() {
      this.$refs.editFormRef.validate(async valid => {
        if (valid) {
          const { data: res } = await this.$http.put(
            "users/" + this.editForm.id,
            {
              id: this.editForm.id,
              email: this.editForm.email,
              mobile: this.editForm.mobile
            }
          );
          // console.log(res);
          if (res.meta.status != 200)
            return this.$message.error("修改用户信息失败");
          this.getUserList();
          this.editdialogVisible = false;
        }
      });
    },
    async removeUserById(id) {
      const res = await this.$confirm(
        "此操作将永久删除该用户, 是否继续?",
        "提示",
        {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }
      ).catch(err => err);
      // 确认----> 打印 字符串 confirm    取消------>打印 字符串  cancel
      if (res != "confirm") return this.$message.info("已取消删除");
      const { data: Res } = await this.$http.delete("users/" + id);
      if (Res.meta.status == 200) {
        this.getUserList();
        this.$message.success("确认删除该用户");
      }
    },
    async setRolesForm(userinfo) {
      // console.log(userinfo);
      this.userInfo = userinfo;
      this.setRoleDialogVisible = true;
      const { data: res } = await this.$http.get("roles");
      // console.log(res);
      if (res.meta.status != 200) {
        return this.$message.error("获取角色失败");
      }
      this.roleList = res.data;
    },
    async getRoleName(){
      const {data:res}=await this.$http.put(`users/${this.userInfo.id}/role`,{rid:this.selectRoleId});
      // console.log(res);
      if(!this.selectRoleId) this.$message.error('请选择要选择的角色');
        if(res.meta.status!=200) {
          return this.$message.error('更新角色名失败')
        }
      this.getUserList();
      this.setRoleDialogVisible=false; this.$message.success('更新角色名成功')

    } ,
    roleDialogClosed(){
      this.selectRoleId='',
      this.userInfo=''
    }
  }
};
</script>

<style lang="less" scope>
</style>